pistol shrimp


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Noun1.pistol shrimp - small shrimp that makes a snapping noise with one of their enlarged chelaepistol shrimp - small shrimp that makes a snapping noise with one of their enlarged chelae
shrimp - small slender-bodied chiefly marine decapod crustaceans with a long tail and single pair of pincers; many species are edible
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The pistol shrimp lives on reefs and their large claws shoot a jet of water so fast it creates an air bubble that then implodes, creating a 200-decibel shockwave which kills their prey up to 6ft away.
The pistol shrimp uses its vocal power to stun prey - chiefly small fish and other shrimps.